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我已經將一個項目作爲庫,同時將該庫項目稱爲主項目。獲取錯誤:*****。apk未找到
我做了一個動作欄類,並將其作爲一個庫,同時在主項目中調用它。
我在控制檯上收到錯誤找不到* Actionbar.apk!
雖然logcat的顯示如下:
01-30 13:36:47.595: E/AndroidRuntime(404): FATAL EXCEPTION: main
01-30 13:36:47.595: E/AndroidRuntime(404): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.sos.emergency/com.sos.emergency.SOSHome}: java.lang.NullPointerException
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread.access$2300(ActivityThread.java:125)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.os.Handler.dispatchMessage(Handler.java:99)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.os.Looper.loop(Looper.java:123)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread.main(ActivityThread.java:4627)
01-30 13:36:47.595: E/AndroidRuntime(404): at java.lang.reflect.Method.invokeNative(Native Method)
01-30 13:36:47.595: E/AndroidRuntime(404): at java.lang.reflect.Method.invoke(Method.java:521)
01-30 13:36:47.595: E/AndroidRuntime(404): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
01-30 13:36:47.595: E/AndroidRuntime(404): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
01-30 13:36:47.595: E/AndroidRuntime(404): at dalvik.system.NativeStart.main(Native Method)
01-30 13:36:47.595: E/AndroidRuntime(404): Caused by: java.lang.NullPointerException
01-30 13:36:47.595: E/AndroidRuntime(404): at com.sos.emergency.SOSHome.onCreate(SOSHome.java:35)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
01-30 13:36:47.595: E/AndroidRuntime(404): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
01-30 13:36:47.595: E/AndroidRuntime(404): ... 11 more
我正在根據給定的鏈路
http://thiranjith.wordpress.com/2011/07/15/actionbar-design-pattern-example-for-android/
與其他參照作爲沿着工作,
http://developer.android.com/guide/developing/projects/projects-eclipse.html
和
http://developer.android.com/guide/topics/ui/actionbar.html
我已經打掃我的項目好幾次,也試過在網上能找到的各種解決方案,但未能解決這個問題。
我的代碼段我得到的錯誤,
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.home_screen);
ActionBar = (***_Actionbar) findViewById(R.id.actionBar);
ActionBar.setTitle(R.string.app_name); //getting error here
ActionBar.setHomeLogo(R.drawable.ic_title_home_default);
請在開始活動的位置添加代碼片段。看起來好像在Manifest文件中沒有您的活動條目。 – 2012-01-30 08:25:30
只是試圖清理你的項目,看看apk是否生成或不在bin文件夾中。 – Sumant 2012-01-30 08:34:07
@ Sumant:我做到了,仍然沒有工作。 – Beenal 2012-01-31 10:32:40